RECORD: Darwin, C. R. [1867-1871]. Abstract of Dallas, Insecta. CUL-DAR81.142. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 2.2022. RN2
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volumes CUL-DAR80-86 contain material for Darwin's book Descent of man (1871).
[142]
Zoolog. Record 1867
p. 450 on the dimorphism of Libellula to which I think I allude - good detail
460 Copulating ♂ orthop. stridulates when another male approaches shows that anger.
(over)
[142v]
Köppen on the migratory Locust of Russia (Acrydidæ)
Dallas, William Sweetland. 1867. Insecta. The Record of Zoological Literature 4: 195-484. PDF Darwin cited this in Descent 1: 352.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 13 August, 2025